. >> he called what in as hard , >>vicki: kron4 lisa read is in san francisco and tells us where a new case has been found . >> it is that time of year ,, the weather is mild and people are making the best of it . in san francisco ,, people better pay attention . fog was nile has hit the city >> it is scary . >> a death occurred was found near the city college of san francisco's main campus . it took a few days if that tested positive . >> there are a lot of students out here . faugh we need to get it through the semester . we do not need to be worried about was mild . >> this doctor says it leads him to believe there is more virus in the city . >> we typically do not think of san francisco as a city where you get a lot of mosquito bites but you are at risk for potentially getting infected with was not hires is present >> the biggest breeding ground is standing water . the public utilities commission label treated locations . >> of are about 26,000 of these located around the city we have an army of bike messengers that go around the city and apply it are the sites to prevent them from